A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5996-01-128-1786
NSN 6145-00-840-6685
NSN 6620-00-299-2530
NSN 5910-01-616-2904
NSN 5895-01-307-8092
NSN 6220-01-030-0780
NSN 5975-00-156-5737
NSN 6135-00-921-6487
NSN 4140-00-865-3296
NSN 5990-01-234-0789
NSN 5930-01-361-2461
NSN 5950-01-178-0902